ad5764.c File Reference

#include <linux/device.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/spi/spi.h>
#include <linux/slab.h>
#include <linux/sysfs.h>
#include <linux/regulator/consumer.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>

Go to the source code of this file.

Data Structures
struct	ad5764_chip_info
struct	ad5764_state

Macros
#define	AD5764_REG_SF_NOP   0x0
#define	AD5764_REG_SF_CONFIG   0x1
#define	AD5764_REG_SF_CLEAR   0x4
#define	AD5764_REG_SF_LOAD   0x5
#define	AD5764_REG_DATA(x)   ((2 << 3) | (x))
#define	AD5764_REG_COARSE_GAIN(x)   ((3 << 3) | (x))
#define	AD5764_REG_FINE_GAIN(x)   ((4 << 3) | (x))
#define	AD5764_REG_OFFSET(x)   ((5 << 3) | (x))
#define	AD5764_NUM_CHANNELS   4
#define	AD5764_CHANNEL(_chan, _bits)
#define	DECLARE_AD5764_CHANNELS(_name, _bits)

Enumerations
enum	ad5764_type { ID_AD5744, ID_AD5744R, ID_AD5764, ID_AD5764R }

Functions
	MODULE_DEVICE_TABLE (spi, ad5764_ids)
	module_spi_driver (ad5764_driver)
	MODULE_AUTHOR ("Lars-Peter Clausen <[email protected]>")
	MODULE_DESCRIPTION ("Analog Devices AD5744/AD5744R/AD5764/AD5764R DAC")
	MODULE_LICENSE ("GPL v2")

Macro Definition Documentation

#define AD5764_CHANNEL	(		_chan,
			_bits
	)

Value:

{               \
    .type = IIO_VOLTAGE,                    \
    .indexed = 1,                       \
    .output = 1,                        \
    .channel = (_chan),                 \
    .address = (_chan),                 \
    .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT |       \
        IIO_CHAN_INFO_OFFSET_SHARED_BIT |       \
        IIO_CHAN_INFO_SCALE_SEPARATE_BIT |      \
        IIO_CHAN_INFO_CALIBSCALE_SEPARATE_BIT |     \
        IIO_CHAN_INFO_CALIBBIAS_SEPARATE_BIT,       \
    .scan_type = IIO_ST('u', (_bits), 16, 16 - (_bits)) \
}

Definition at line 75 of file ad5764.c.

#define AD5764_NUM_CHANNELS   4

Definition at line 31 of file ad5764.c.

#define AD5764_REG_COARSE_GAIN

(

x

)

((3 << 3) | (x))

Definition at line 27 of file ad5764.c.

#define AD5764_REG_DATA

(

x

)

((2 << 3) | (x))

Definition at line 26 of file ad5764.c.

#define AD5764_REG_FINE_GAIN

(

x

)

((4 << 3) | (x))

Definition at line 28 of file ad5764.c.

#define AD5764_REG_OFFSET

(

x

)

((5 << 3) | (x))

Definition at line 29 of file ad5764.c.

#define AD5764_REG_SF_CLEAR   0x4

Definition at line 24 of file ad5764.c.

#define AD5764_REG_SF_CONFIG   0x1

Definition at line 23 of file ad5764.c.

#define AD5764_REG_SF_LOAD   0x5

Definition at line 25 of file ad5764.c.

#define AD5764_REG_SF_NOP   0x0

Definition at line 22 of file ad5764.c.

#define DECLARE_AD5764_CHANNELS	(		_name,
			_bits
	)

Value:

const struct iio_chan_spec _name##_channels[] = { \
    AD5764_CHANNEL(0, (_bits)), \
    AD5764_CHANNEL(1, (_bits)), \
    AD5764_CHANNEL(2, (_bits)), \
    AD5764_CHANNEL(3, (_bits)), \
};

Definition at line 89 of file ad5764.c.

Enumeration Type Documentation

enum ad5764_type

Enumerator:

ID_AD5744
ID_AD5744R
ID_AD5764
ID_AD5764R

Definition at line 68 of file ad5764.c.

Function Documentation

MODULE_AUTHOR

(

"Lars-Peter Clausen <[email protected]>"

)

MODULE_DESCRIPTION

(

"Analog Devices AD5744/AD5744R/AD5764/AD5764R DAC"

)

MODULE_DEVICE_TABLE	(	spi	,
		ad5764_ids
	)

MODULE_LICENSE

(

"GPL v2"

)

module_spi_driver

(

ad5764_driver

)